| Used Operating Systems |
| 1 | 9230 | 34.52 | 2237 | 37.29 | Windows NT |
| 2 | 5504 | 20.59 | 130 | 2.17 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 3670 | 13.73 | 272 | 4.53 | +http://www.semrush.com/bot.html |
| 4 | 2535 | 9.48 | 422 | 7.03 | +http://www.bing.com/bingbot.htm |
| 5 | 1882 | 7.04 | 1385 | 23.09 | +http://www.baidu.com/search/spider.html |
| 6 | 1443 | 5.40 | 346 | 5.77 | +http://yandex.com/bots |
| 7 | 1336 | 5.00 | 770 | 12.84 | +http://www.google.com/bot.html |
| 8 | 326 | 1.22 | 74 | 1.23 | +http://ahrefs.com/robot/ |
| 9 | 171 | 0.64 | 89 | 1.48 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 10 | 150 | 0.56 | 95 | 1.58 | http://help.yahoo.com/help/us/ysearch/sl... |
| 11 | 97 | 0.36 | 26 | 0.43 | +http://www.linkdex.com/bots/ |
| 12 | 65 | 0.24 | 38 | 0.63 | Windows 95 |
| 13 | 44 | 0.16 | 22 | 0.37 | http://www.opensiteexplorer.org/dotbot, ... |
| 14 | 43 | 0.16 | 13 | 0.22 | Windows 98 |
| 15 | 28 | 0.10 | 3 | 0.05 | http://www.searchmetrics.com/en/searchme... |
| 16 | 26 | 0.10 | 2 | 0.03 | Android |
| 17 | 24 | 0.09 | 8 | 0.13 | +http://OpenLinkProfiler.org/bot |
| 18 | 21 | 0.08 | 1 | 0.02 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 19 | 16 | 0.06 | 3 | 0.05 | X11 |
| 20 | 14 | 0.05 | 4 | 0.07 | Windows XP |
| 21 | 12 | 0.04 | 1 | 0.02 | +http://www.seograph.net/bot.html |
| 22 | 11 | 0.04 | 7 | 0.12 | Auto; Windows |
| 23 | 11 | 0.04 | 6 | 0.10 | +http://www.exabot.com/go/robot |
| 24 | 10 | 0.04 | 9 | 0.15 | Windows 2000 |
| 25 | 10 | 0.04 | 5 | 0.08 | +http://www.meanpath.com/meanpathbot.htm... |
| 26 | 6 | 0.02 | 6 | 0.10 | Windows 3.1 |
| 27 | 6 | 0.02 | 4 | 0.07 | MSIE 5.5; Windows NT 5.0 |
| 28 | 5 | 0.02 | 3 | 0.05 | Windows ME |
| 29 | 5 | 0.02 | 3 | 0.05 | MSIE 5.5; Windows NT 4.0 |
| 30 | 4 | 0.01 | 4 | 0.07 | Windows CE |
| 31 | 4 | 0.01 | 1 | 0.02 | Android 2.3.5 |
| 32 | 4 | 0.01 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 33 | 4 | 0.01 | 2 | 0.03 | +http://fulltext.sblog.cz/ |
| 34 | 3 | 0.01 | 1 | 0.02 | +https://www.lipperhey.com/en/about/ |
| 35 | 3 | 0.01 | 1 | 0.02 | +http://corp.sputnik.ru/webmaster |
| 36 | 3 | 0.01 | 3 | 0.05 | ) - BrowseX (2.0.0 Windows |
| 37 | 2 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 38 | 2 | 0.01 | 1 | 0.02 | +http://www.seokicks.de/robot.html |
| 39 | 2 | 0.01 | 1 | 0.02 | +info@netcraft.com |
| 40 | 2 | 0.01 | 1 | 0.02 | +http://duckduckgo.com |
| 41 | 1 | 0.00 | 0 | 0.00 | J2ME/MIDP |
| 42 | 1 | 0.00 | 0 | 0.00 | Intel Mac OS X 10.6 |
